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anyone knows how the PNP transistor works, how it amplifies the current... i'm confused this one..thanx for help.. :o

anyone has good opinion..plz tell me...thanx a lot.

how many ppl try to do the whole topic..i think ill give up the mechanics..i got no idea for that topic..and q8..it's shit !!!

wdf nearly half my classmates did exam around 1~2hr..then went home..what's that mean???give up??? Is that exam hard? I got no idea....I finished all the questions just feel my answer is not very detail...

anyone has the answer for 2003HSC Shipwreck,corrosion part... can anyone give me any info or send email to me thanx a lot email:lyysys@hotmail.com

the Haber process what's that???? !@#$!@#% :confused:

I really hate this dot point :Identify instruments and process that can be used to detect radiation. I can't understand..... did HSC test this dot point in the pass?

I forget this bit.... can anyone outline the advangtages of using reflux to prepare the ester. It'a a question in 2003 HSC..(q21 c)

anyone can explain the term"coordinate covalent bond" for me. I did it wrong in trial...:( better to use the example ammonium ion NH4+

Determination of citric acid in orange juice.. do we need to know that? I'm confused :eek:

does anyone know that? plz give me any info...ty

anyone knows that....can anyperson list all of them... :D :uhhuh:

does anyone have a answer for that q? (HSC 2003 Q24) I got no idea about that...thanx 4 help..

does anyone know an australian Scientist, or actually a chemist and physicist. Can u plz give me a brief summary of some1 ur using and the scientific journals as well.... plz help me also u can email me : lyysys@hotmail.com THANX FOR HELP!!